Summer Internship Program 2026 - C++ Developer Intern at Intercontinental Exchange

Job Purpose

The ICE Internship Program offers a dynamic opportunity to combine hands-on, impactful work on projects that shape our business, alongside practical career and professional development. You'll build meaningful connections, strengthen your interpersonal skills, and contribute in ways that truly make a difference.

Beyond your day-to-day responsibilities, you'll participate in weekly sessions led by industry leaders, connect with fellow interns, and deepen your understanding of the financial services, technology, and mortgage industries.

The C++ Developer Intern will work on Curve Engine projects, designing and developing new features.

Responsibilities

• Implement option pricing models and mathematical solutions in C++, fix production bugs, and enhance system performance
• Design and implement automated testing frameworks, including unit and functional tests, to ensure reliability and maintainability of code
• Partner with stakeholders to troubleshoot production issues and contribute to high-impact projects that drive measurable business value
• Perform additional duties and contribute to projects as assigned

Knowledge and Experience

• Must be currently enrolled in a Master's degree program or equivalent in Computer Science/Applied Math or a related technical discipline at an accredited university
• Previous hands-on experience with C++, preferably in a professional setting beyond academic coursework
• Aptitude and desire to work closely with business and deliver solutions in C++ on an ongoing basis
• Experience working with advanced mathematical concepts, such as curve fitting, optimization techniques, and numerical solvers.
• Strong numerical, analytical and problem-solving abilities with attention to detail
• Effective written and verbal communication skills

Internship Program Schedule
To accommodate varying academic calendars, the ICE Internship Program offers two schedule options:

• Option 1: May 18, 2026 - August 7, 2026
• Option 2: June 8, 2026 - August 21, 2026

Candidates will be asked to select their preferred session during the application process.

Please Note: Interns must be available to work full-time, five days a week, at our Atlanta office for the entire duration of one of the designated program schedules. Partial participation or alternate dates cannot be accommodated.

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